7881250160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{105817}}^1$

素因数の和:105863

約数の個数: 120

約数和(自身を含む): 22437648720

約数和(自身を除く): 14556398560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3724, 3920, 4655, 5320, 7448, 9310, 10640, 14896, 18620, 37240, 74480, 105817, 211634, 423268, 529085, 740719, 846536, 1058170, 1481438, 1693072, 2010523, 2116340, 2962876, 3703595, 4021046, 4232680, 5185033, 5925752, 7407190, 8042092, 8465360, 10052615, 10370066, 11851504, 14073661, 14814380, 16084184, 20105230, 20740132, 25925165, 28147322, 29628760, 32168368, 40210460, 41480264, 51850330, 56294644, 59257520, 70368305, 80420920, 82960528, 98515627, 103700660, 112589288, 140736610, 160841840, 197031254, 207401320, 225178576, 281473220, 394062508, 414802640, 492578135, 562946440, 788125016, 985156270, 1125892880, 1576250032, 1970312540, 3940625080, 7881250160]

約数ペア:

[(1, 7881250160), (2, 3940625080), (4, 1970312540), (5, 1576250032), (7, 1125892880), (8, 985156270), (10, 788125016), (14, 562946440), (16, 492578135), (19, 414802640), (20, 394062508), (28, 281473220), (35, 225178576), (38, 207401320), (40, 197031254), (49, 160841840), (56, 140736610), (70, 112589288), (76, 103700660), (80, 98515627), (95, 82960528), (98, 80420920), (112, 70368305), (133, 59257520), (140, 56294644), (152, 51850330), (190, 41480264), (196, 40210460), (245, 32168368), (266, 29628760), (280, 28147322), (304, 25925165), (380, 20740132), (392, 20105230), (490, 16084184), (532, 14814380), (560, 14073661), (665, 11851504), (760, 10370066), (784, 10052615), (931, 8465360), (980, 8042092), (1064, 7407190), (1330, 5925752), (1520, 5185033), (1862, 4232680), (1960, 4021046), (2128, 3703595), (2660, 2962876), (3724, 2116340), (3920, 2010523), (4655, 1693072), (5320, 1481438), (7448, 1058170), (9310, 846536), (10640, 740719), (14896, 529085), (18620, 423268), (37240, 211634), (74480, 105817)]